U-boat X-102 Automatic Buoyancy Control Yamada Model Uses RE-260 motor (sold separately) Uses 2 size-D batteries (sold separately) Box Size: Approx. W385 x D145mm Rubber packing, etc., may have deteriorated over time. A very rare, out-of-production model that is not often seen nowadays. For those who understand, Thank you very much. The images are everything! Ultra-rare model! Scale: 1/350 Please handle any parts breakage during shipping appropriately. Please refrain from purchasing if you are particular about details. Thank you for viewing.